The determinants of optimal litter size in free-ranging red squirrels

Ecology

Volumn 81, Issue 10, 2000, Pages 2867-2877

  Humphries, M M ^a   Boutin, S ^a  

^a MCGILL UNIVERSITY   (Canada)

Author keywords

Boreal forest (Yukon, Canada); Energy budgets; Field metabolic rate; Lactation; Life history trade offs; Limits to reproductive performance; Litter size manipulations; Mammals; Offspring number; Optimal; Red squirrels; Reproductive effort; Reproductive energetics; Sciuridae; Tamiasciurus hudsonicus

Indexed keywords

BROOD SIZE; FOOD AVAILABILITY; OFFSPRING PRODUCTION; RODENT;

TAMIASCIURUS HUDSONICUS;

EID: 0033793355     PISSN: 00129658     EISSN: None     Source Type: Journal    
DOI: 10.1890/0012-9658(2000)081[2867:TDOOLS]2.0.CO;2     Document Type: Article

References (60)

1. Observational study of behaviour: Sampling methods
2. Food supplementation experiments with terrestrial vertebrates: Patterns, problems, and the future
3. Does food availability affect growth and survival of males and females differently in a promiscuous small mammal, Tamiasciurus hudsonicus?
4. Post-breeding dispersal by female red squirrels (Tamiasciurus hudsonicus): The effect of local vacancies
5. On clutch size and fitness
6. The prudent parent: Energetic adjustments in avian breeding
7. Maturity and quality of tree seeds - A state-of-the-art review
8. Mass- and density-dependent reproductive success and reproductive costs in a capital breeder
9. Fecundity versus offspring size in the greater white-toothed shrew, Crocidura russula
10. Energy allocation in mammalian reproduction
11. Clutch size
12. Home range, territoriality, caching behaviour and food supply of the red squirrel (Tamiasciurus hudsonicus fremonti) in a subalpine lodgepole pine forest
13. An experimental test for a ceiling or sustained metabolic rate in lactating mice
14. Maximal sustained energy budgets in humans and animals
15. Metabolic ceilings under a combination of peak energy demands
16. Manipulation of litter size reveals no cost of reproduction in Columbian ground squirrels
17. Reproductive demands and mass gains: A paradox in female red squirrels (Tamiasciurus hudsonicus)
18. Prepartum mammogenesis, milk production, and optimal litter size
19. Energetics, physiology, and vertebrate ecology
20. Energy allocation for reproduction in the golden-mantled ground squirrel
21. Energy expenditure during lactation in relation to litter size in free-living golden-mantled ground squirrels
22. Annual cycle of energy and time expenditure in a golden-mantled ground squirrel population
23. Maternal care in house mice (Mus musculus). II. The energy cost of lactation as a function of litter size
24. Limitation of reproductive success by food availability and litter size in the bank vole, Clethrionomys glareolus
25. Limits to the energy budget in a rodent, Peromyscus maniculatus: The central limitation hypothesis
26. The significance of clutch size
27. Effects of hoard manipulations on life history and reproductive success of female red squirrels (Tamiasciurus hudsonicus)
28. Movements, survival, and settlement in red squirrel (Tamiasciurus hudsonicus) offspring
29. Theory of use of the turnover rates of body water for measuring energy and material balance
30. Cost of reproduction and covariation of life history traits in birds
31. Reproductive costs and litter size in the bank vole
32. Food as a limit on breeding birds: A life-history perspective
33. Energy reserves in breeding small rodents
34. Effects of reproduction on maternal survival and subsequent reproduction in northern Peromyscus maniculatus
35. Why don't birds lay more eggs?
36. Doubly-labeled water studies of vertebrate physiological ecology
37. Red squirrel
38. Behavioural strategies relevant to the energy economy of the red squirrel (Tamiasciurus hudsonicus)
39. Energetics of the red squirrel: A laboratory study of the effects of temperature, seasonal acclimatization, use of the nest and exercise
40. Sustained metabolic scope
41. Territorial bequeathal by red squirrel mothers
42. Measuring the cost of reproduction
43. Energy export and offspring growth during lactation in cotton rats (Sigmodon hispidus)
44. The adaptive nature of social organization in the genus three [sic] squirrels Tamiasciurus
45. Predation on red squirrels during a snowshoe hare decline
46. Behavioural differences between surviving and depredated juvenile red squirrels
47. Gestation and lactation in small mammals: Basal metabolic rate and the limits of energy use
48. Alternative concepts of reproductive effort, costs of reproduction, and selection in life-history evolution
49. Acquisition and allocation of resources: Their influence on variation in life history tactics
50. Survival and reproductive effort in banner-tailed kangaroo rats
51. Body mass at weaning and juvenile recruitment in the red squirrel
52. Effects of food availability and density on red squirrel (Sciurus vulgaris) reproduction
53. Physiological limits to sustainable energy budgets in birds and mammals: Ecological implications
54. Food limitation on brood size: Experimental evidence in the Eurasian Kestrel
55. Natural selection, the costs of reproduction, and a refinement of Lack's principle